191325000501 has 24 divisors (see below), whose sum is σ = 276992508000. Its totient is φ = 127257638112.

The previous prime is 191325000487. The next prime is 191325000533. The reversal of 191325000501 is 105000523191.

It is not a de Polignac number, because 191325000501 - 2¹¹ = 191324998453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (191325002501) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7362990 + ... + 7388928.

It is an arithmetic number, because the mean of its divisors is an integer number (11541354500).

Almost surely, 2^191325000501 is an apocalyptic number.

It is an amenable number.

191325000501 is a deficient number, since it is larger than the sum of its proper divisors (85667507499).

191325000501 is a wasteful number, since it uses less digits than its factorization.

191325000501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27793 (or 27790 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 27.

Adding to 191325000501 its reverse (105000523191), we get a palindrome (296325523692).

The spelling of 191325000501 in words is "one hundred ninety-one billion, three hundred twenty-five million, five hundred one", and thus it is an aban number.